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Table 1 Etiological classification of rhinitis [1]

From: Allergic rhinitis

 

Description

IgE-mediated (allergic)

• IgE-mediated inflammation of the nasal mucosa, resulting in eosinophilic and Th2-cell infiltration of the nasal lining

• Further classified as intermittent or persistent

Autonomic

• Drug-induced (rhinitis medicamentosa)

• Hypothyroidism

• Hormonal

• Non-allergic rhinitis with eosinophilia syndrome (NARES)

Infectious

• Precipitated by viral (most common), bacterial, or fungal infection

Idiopathic

• Etiology cannot be determined